Issued Patents All Time
Showing 26–50 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7448619 | Image processing apparatus | Masanobu Kanoto, Yasuyoshi Hayakawa, Masao Amano, Kazuhide Kudo, Masayoshi Fukatsu | 2008-11-11 |
| 7386271 | Sheet processing apparatus and image forming apparatus | Masayoshi Fukatsu, Kenichiro Isobe, Hironobu Ata, Yasuyoshi Hayakawa | 2008-06-10 |
| 7341248 | Sheet processing apparatus and image forming apparatus | Kenichiro Isobe, Yasuyoshi Hayakawa | 2008-03-11 |
| 7310495 | Image forming apparatus | Naonori Kayama, Junichi Sekiyama | 2007-12-18 |
| 7267338 | Image processing apparatus | Masanobu Kanoto, Yasuyoshi Hayakawa, Masao Amano, Kazuhide Kudo, Masayoshi Fukatsu | 2007-09-11 |
| 7258339 | Sheet processing device with sheet lift preventing member and image forming apparatus having the same | Masayoshi Fukatsu, Jun-ichi Sekiyama | 2007-08-21 |
| 7226050 | Discharge sheet stacking apparatus and image forming apparatus provided with the same | Junichi Sekiyama, Yasuyoshi Hayakawa, Atsushi Ogata, Kenichiro Isobe, Masayoshi Fukatsu +1 more | 2007-06-05 |
| 7216863 | Sheet processing apparatus above image forming means and image forming apparatus | Yasuyoshi Hayakawa, Kaoru Sato | 2007-05-15 |
| 7192029 | Sheet conveying apparatus, sheet post-processing apparatus, and image forming apparatus provided with sheet conveying apparatus and image forming apparatus | Masayoshi Fukatsu, Junichi Sekiyama | 2007-03-20 |
| 7077395 | Sheet after-treatment device and image forming apparatus equipped with the device | Hironobu Ata, Yasuyoshi Hayakawa, Kenichiro Isobe, Masayoshi Fukatsu | 2006-07-18 |
| 6997456 | Sheet processing device with sheet lift preventing member and image forming apparatus having the same | Masayoshi Fukatsu, Jun-ichi Sekiyama | 2006-02-14 |
| 6988730 | Sheet conveying apparatus, sheet post-processing apparatus, and image forming apparatus provided with sheet conveying apparatus and image forming apparatus | Masayoshi Fukatsu, Junichi Sekiyama | 2006-01-24 |
| 6973285 | Discharge sheet stacking apparatus and image forming apparatus provided with the same | Junichi Sekiyama, Yasuyoshi Hayakawa, Atsushi Ogata, Kenichiro Isobe, Masayoshi Fukatsu +1 more | 2005-12-06 |
| 6942206 | Sheet treating apparatus and image forming apparatus having the same | Yasuyoshi Hayakawa, Kenichiro Isobe, Masayoshi Fukatsu, Junichi Sekiyama | 2005-09-13 |
| 6912044 | Sheet post-processing device and image forming apparatus having the device | Junichi Sekiyama, Kenichiro Isobe, Masayoshi Fukatsu | 2005-06-28 |
| 6735415 | Sheet postprocessing apparatus and image forming apparatus | Kenichiro Isobe, Yasuyoshi Hayakawa, Masayoshi Fukatsu, Junichi Sekiyama | 2004-05-11 |
| 6722646 | Sheet treating apparatus and image forming apparatus | Junichi Sekiyama, Yasuyoshi Hayakawa, Kenichiro Isobe, Masayoshi Fukatsu, Hironobu Ata | 2004-04-20 |
| 6674976 | Sheet post-processing device, image forming apparatus having the device and error handling method therefor | Kaoru Sato, Yasuyoshi Hayakawa, Mitsuhide Takamura | 2004-01-06 |
| 6661995 | Sheet processing apparatus and image forming apparatus provided with the same | Kenichiro Isobe, Yasuyoshi Hayakawa, Masayoshi Fukatsu, Junichi Sekiyama | 2003-12-09 |
| 6643480 | Image forming apparatus with demountable sheet conveyor unit in main body for receiving sheets from optional sheet stack connectable thereto | Kiyoharu Yoshioka, Yasuhiro Uchida, Makoto Izumi, Minoru Kawanishi, Kenichiro Isobe +1 more | 2003-11-04 |
| 6581922 | Sheet processing apparatus above image forming means and image forming apparatus | Yasuyoshi Hayakawa, Kaoru Sato | 2003-06-24 |
| 6527267 | Sheet conveying apparatus, sheet feeding apparatus, and image forming apparatus | Yasuhiro Uchida, Makoto Izumi, Minoru Kawanishi, Kenichiro Isobe | 2003-03-04 |
| 6088553 | Image forming apparatus | Yuzo Isoda, Yasuhiro Uchida, Makoto Izumi | 2000-07-11 |
| 5765826 | Sheet supplying apparatus with pivotal convey unit | Yuzo Isoda, Jun Saito, Harukazu Sekiya, Yasuhiro Uchida, Makoto Izumi | 1998-06-16 |
| 5700006 | Sheet feeding apparatus with suspended sheet carrying device and image forming apparatus | Harukazu Sekiya, Jun Saito, Yuzo Isoda, Yasuhiro Uchida, Makoto Izumi | 1997-12-23 |